2012年下半年大學(xué)英語(yǔ)四級(jí)常用語(yǔ)法精選

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這篇關(guān)于2012年下半年大學(xué)英語(yǔ)四級(jí)常用語(yǔ)法精選,是特地為大家整理的,希望對(duì)大家有所幫助!
    Ⅰ動(dòng)詞(時(shí)態(tài),語(yǔ)態(tài),用法,省略,一致性等)
    時(shí)態(tài)
    1)現(xiàn)在完成進(jìn)行時(shí)態(tài) (have/has been + -ing 分詞構(gòu)成): 動(dòng)作或狀態(tài)從過(guò)去某時(shí)開(kāi)始,繼續(xù)到現(xiàn)在,可能繼續(xù)下去,也可能剛剛結(jié)束.
     I’ve been writing letters for an hour.
     I’ve been sitting in the garden.
    2)過(guò)去完成進(jìn)行時(shí)(由had been + ing分詞構(gòu)成): 過(guò)去某個(gè)時(shí)刻以前一直在進(jìn)行的動(dòng)作
     I’d been working for some time when he called.
     We had been waiting for her for two hours by the time she came.
    3)將來(lái)完成進(jìn)行時(shí): 將來(lái)某個(gè)時(shí)刻以前一直在進(jìn)行的動(dòng)作.
     By next summer, he will have been working here for twenty years.
     In another month’s time she’ll have been studying here for three years.
    4)將來(lái)完成時(shí)(由shall/will have + 過(guò)去分詞構(gòu)成): 將來(lái)某時(shí)已發(fā)生的事.
     I shall have finished this one before lunch.
     They’ll have hit the year’s target by the end of October.
    語(yǔ)態(tài)
     可以有兩種被動(dòng)結(jié)構(gòu)的類(lèi)型,例如:
     He was said to be jealous of her success.
     It was said that he was jealous of her success.
     能同時(shí)適用于上述兩個(gè)句型的主動(dòng)詞通常都是表示“估計(jì)”,“相信”等意義的動(dòng)詞,常見(jiàn)的有assume,believe,expect,fear,feel,know,presume,report,say,suppose,understand等.
     It is supposed that the ship has been sunk.
     The ship is supposed to have been sunk.
     擔(dān)當(dāng)be supposed to 與不定式的一般形式搭配時(shí)往往表示不同的意義.例如:
     Why are you driving so fast in this area? You are supposed to know the speed to know the speed limit. (你應(yīng)該曉得速度限制)
     雙賓語(yǔ)及賓補(bǔ)結(jié)構(gòu)的被動(dòng)語(yǔ)態(tài)
     雙賓語(yǔ)結(jié)構(gòu)的被動(dòng)語(yǔ)態(tài): 雙賓語(yǔ)結(jié)構(gòu)變?yōu)楸粍?dòng)語(yǔ)態(tài)時(shí),可以把主動(dòng)結(jié)構(gòu)中的一個(gè)賓語(yǔ)變?yōu)橹髡Z(yǔ),另一個(gè)賓語(yǔ)仍然保留在謂語(yǔ)后面,但多數(shù)是把間接賓語(yǔ)變?yōu)橹髡Z(yǔ).
     He was asked a number of questions at the press conference.
     Two days were allowed them for making the necessary preparations.
     賓補(bǔ)結(jié)構(gòu)的被動(dòng)語(yǔ)態(tài):
     She was called Big Sister by everybody.
     Then he was made a squad leader.
     He was considered quite qualified for the job.
     The room was always kept clean and tidy.
    短語(yǔ)動(dòng)詞
     Vi + adv
     The plane took off two hours late.
     Vi + prep
     They looked round the Cathedral.
     Vi + prep (有被動(dòng)語(yǔ)態(tài))
     She’s looking after her sister’s children.
     The children were always well looked after.
     Vi + adv + prep
     I began to look forward to their visits.
     Vt + O + adv
     Some women choose to stay at home and bring up their children.
     The children were brought up by their mother.
     They took him on.
     Vt + adv + O (無(wú)被動(dòng)語(yǔ)態(tài))
     I am trying to give up smoking.
     Vt + O + prep
     We talked Donald into agreement.